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Finding the Fourth Proportional to 244,279.20, 366,370.20 and 117,919.20

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Solution

The fourth proportional to 244,279.20, 366,370.20 and 117,919.20 is: 176,855.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,279.20 : 366,370.20 = 117,919.20 : x
  2. Step 2: Convert to fraction form
    244,279.20/366,370.20 = 117,919.20/x
  3. Step 3: Cross multiply
    244,279.20x = 366,370.20 × 117,919.20
  4. Step 4: Simplify right side
    244,279.20x = 43,202,080,887.84
  5. Step 5: Solve for x
    x = 43,202,080,887.84/244,279.20
  6. Step 6: Final answer
    x = 176,855.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.